Cover Image

Controlled start for drill motors on roof bolting machines.

Bibliographic Details
Corporate Author: Pittsburgh Research Laboratory (National Institute for Occupational Safety and Health)
Format: Government Document Book
Language:English
Published: [Pittsburgh, Pa.] : U.S. Dept. of Health and Human Services, Public Health Service, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, [2000]
Series:Technology news ; no. 480.
Subjects:
Mine roof bolting > Equipment and supplies.
Online Access:https://purl.fdlp.gov/GPO/LPS92004

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